    @charset "utf-8";
    @import "reset";
    @function r($px) {
        @return $px/100px*1rem;
    }
    
    * {
        margin: 0;
        padding: 0;
        font-size: 0;
    }
    
    .source2_web {
        position: relative;
        padding-top: 47px;
        background-color: #efefef;
        header {
            top: 0;
            position: fixed;
            z-index: 2;
            .sg_header {
                width: r(640px);
                background: #b20000;
                padding-top: r(25px);
                padding-bottom: r(25px);
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding-left: r(17px);
                padding-right: r(17px);
                .sg_nav {
                    color: white;
                    width: r(25px);
                    height: r(25px);
                    text-align: center;
                    line-height: r(25px);
                    position: relative;
                    .icon-daohanglan_moshi {
                        font-size: r(30px);
                        font-weight: bolder;
                    }
                    span {
                        background-color: red;
                        color: white;
                        border-radius: r(20px);
                        font-size: r(15px);
                        position: absolute;
                        padding-left: r(10px);
                        padding-right: r(10px);
                        padding-top: r(3px);
                        padding-bottom: r(3px);
                        line-height: r(23px);
                        height: r(30px);
                        bottom: r(10px);
                        left: r(22px);
                    }
                }
                .sg_header_logo {
                    width: r(264px);
                    height: r(39px);
                    //          margin: 0 auto;
                    img {
                        width: 100%;
                        height: 100%;
                    }
                }
                .sg_search {
                    color: white;
                    width: r(43px);
                    height: r(43px);
                    border: 2px solid white;
                    text-align: center;
                    line-height: r(40px);
                    border-radius: 20px;
                    //          border-radius: 30px;
                    .icon-iconfontzhizuobiaozhun023131 {
                        font-size: r(26px);
                    }
                }
            }
        }
        section {
            background-color: white;
            .sr_title {
                background-color: white;
                padding-right: r(25px);
                padding-left: r(25px);
                padding-top: r(25px);
                h2 {
                    margin-top: r(16px);
                    font-size: r(29px);
                    color: black;
                    font-weight: 600;
                    margin-bottom: r(18px);
                }
                i {
                    color: #c5c5c5;
                    font-size: r(20px);
                    margin-right: r(5px);
                }
                span {
                    font-size: r(20px);
                    color: #c5c5c5;
                    margin-right: r(15px);
                }
            }
            .sr_content {
                padding-right: r(25px);
                padding-left: r(25px);
                background-color: white;
                padding-bottom: r(25px);
                border-bottom: 1px solid #e6e6e6;
                margin-bottom: r(50px);
                .st_c_title {
                    margin-bottom: r(26px);
                    margin-top: r(50px);
                    h2 {
                        color: #8b8b8b;
                        font-size: r(21px);
                        font-weight: 400;
                    }
                }
                .sr_pic {
                    width: r(581px);
                    height: r(337px);
                    img {
                        width: 100%;
                        height: 100%;
                    }
                }
            }
            .sr_callway {
                h2 {
                    font-size: r(26px);
                    color: #979696;
                    margin-left: r(20px);
                }
                .callList {
                    background-color: #b20000;
                    display: flex;
                    justify-content: space-between;
                    padding-left: r(50px);
                    padding-right: r(35px);
                    padding-top: r(20px);
                    padding-bottom: r(20px);
                    ul {
                        text-align: center;
                        width: r(180px);
                        &:nth-child(2) {
                            border-right: 1px solid white;
                            border-left: 1px solid white;
                        }
                        &:nth-child(3) {
                            margin-left: r(30px);
                        }
                        li {
                            color: white;
                            font-size: r(22px);
                            img {
                                width: r(45px);
                                height: r(41px);
                            }
                        }
                    }
                }
            }
        }
        .sg_loading {
            padding: r(20px) 0 r(20px) 0;
            text-align: center;
            background-color: white;
            span {
                font-size: r(22px);
            }
        }
        footer {
            position: fixed;
            bottom: 0;
            background-color: #f5f5f5;
            width: 100%;
            div {
                padding-top: r(15px);
                padding-bottom: r(12px);
                padding-left: r(14px);
                padding-right: r(14px);
                display: flex;
                justify-content: space-between;
                ul {
                    li {
                        div {
                            width: r(79px);
                            height: r(70px);
                            img {
                                width: 100%;
                                height: 100%;
                            }
                        }
                        p {
                            text-align: center;
                            a {
                                font-size: r(17px);
                                color: #8b8b8b;
                                text-align: center;
                            }
                        }
                    }
                    &:nth-child(4) {
                        li {
                            p {
                                color: #b60005;
                            }
                        }
                    }
                }
            }
        }
    }